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L. Bavolek's chapter 6 presentation

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  1. 1. Chapter 6: Blood and the Lymphatic and Immune Systems Lindy Bavolek
  2. 2. Phagocytosis (page 171) <ul><li>The process of engulfing or ingesting material </li></ul><ul><li>Several types of white blood cells function by engulfing bacteria </li></ul><ul><li>Critical for the control of bacteria within the body </li></ul>
  3. 3. Phagocytosis
  4. 4. Sarcoidosis (page 189) <ul><li>Inflammatory disease of the lymph system in which fibrous lesions appear </li></ul><ul><li>Disease is of unknown cause </li></ul><ul><li>Lesions commonly appear in the liver, skin, lungs, lymph nodes, spleen, eyes, and small bones of the hands and feet </li></ul>
  5. 5. Sarcoidosis Before and after picture
  6. 6. Hodgkin’s Disease (page 189) <ul><li>Cancer of the lymphatic cells found in concentration in the lymph nodes </li></ul><ul><li>Also called Hodgkin’s lymphoma </li></ul><ul><li>Named after Thomas Hodgkin, a British physician, who first described it </li></ul>
  7. 7. Hodgkin’s Disease A normal cell compared to an abnornal cell in a patient with Hodgkin’s disease